/Engine/Source/Runtime/MovieScene/Public/EntitySystem/MovieSceneEntitySystemTypes.h
uint32 {UniqueID}, uint16 {NumComponents}, uint16 {Size}, uint16 {Capacity}, uint16 {MaxCapacity}, uint32 {SerialNumber}, FMovieSceneEntityID* {EntityIDs}, < points toFMovieSceneEntityIDarray at end of structureFComponentHeader[NumComponents], < each component header contains a component array ptr that points to its corresponding type array below (padding)FMovieSceneEntityID[Capacity], (padding) ComponentType1[Capacity], (padding) ComponentType2[Capacity], (padding) ComponentType3[Capacity],
struct FEntityAllocation
FComponentHeade...
ComponentHeaders
Pointer to array of the component headers of size NumComponents (stored in the end padding of this structure).